$ git clone -n https://src.fedoraproject.org/rpms/golang-github-facebookincubator-contest.git /var/lib/mock/f39-build-1912266-42872/root/chroot_tmpdir/scmroot/golang-github-facebookincubator-contest
Cloning into '/var/lib/mock/f39-build-1912266-42872/root/chroot_tmpdir/scmroot/golang-github-facebookincubator-contest'...
$ git fetch origin 61d9e340b219c2329065f9ed9f72368c0a88fe63:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-facebookincubator-contest
 * [new ref]         61d9e340b219c2329065f9ed9f72368c0a88fe63 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 61d9e34 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild